Supet Dog Prong Collar, Adjustable Dog Pinch Collar Training Collar with Quick Release Buckle for Small Medium Large Dogs(Packed with One Extra Links) (L (Neck: 18"-20'' Weight: Around 70 lbs)) : Amazon.ca:
Prong collar for dogs
Herm Sprenger Pinch, Chain and Link Collars
3 Ways to Backup Your Training Collar - Delaware Dog Training — Chaos to Calm K9 Training
My boys skin is too sensitive for a prong collar. Any good alternatives? : r/OpenDogTraining